Hirotaka Yamamoto

Person

Iizuka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Connection terminal and AC adapter
- Patent number 8,391,019
- Issue date Mar 5, 2013
- Mitsumi Electric Co., Ltd.
- Masatoshi Kuroda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic machine, connected machine identifying method for electr...
- Patent number 7,804,311
- Issue date Sep 28, 2010
- Sony Corporation
- Kenji Irie
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
DC/DC converter including a Zener diode having a substantially zero...
- Patent number 7,123,488
- Issue date Oct 17, 2006
- Mitsumi Electric Co., Ltd.
- Masayuki Hirabayashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adapter
- Patent number D517985
- Issue date Mar 28, 2006
- Mitsumi Electric Co., Ltd.
- Masayuki Hirabayashi
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Adapter
- Patent number D452842
- Issue date Jan 8, 2002
- Mitsumi Electric Co., Ltd.
- Terutomo Kajiwara
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Map information display apparatus and traveling route display appar...
- Patent number 5,903,228
- Issue date May 11, 1999
- Sony Corporation
- Tadao Ohgaki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
AC-DC adapter
- Patent number 5,726,875
- Issue date Mar 10, 1998
- Mitsumi Electric Co. Ltd.
- Masayuki Hirabayashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Remote control device that transmits signals indicating termination...
- Patent number 5,469,152
- Issue date Nov 21, 1995
- Sony Corporation
- Hirotaka Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Disc changing apparatus with error logging
- Patent number 5,446,879
- Issue date Aug 29, 1995
- Sony Corporation
- Takeshi Yamamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electric power source units
- Patent number 4,363,088
- Issue date Dec 7, 1982
- TDK Electronics Co., Ltd.
- Hirotaka Yamamoto
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Electroconductive composite ceramics
- Patent number 4,110,260
- Issue date Aug 29, 1978
- Tokyo Denki Kagaku Kogyo Kabushiki Kaisha (TDK Electronics Co., Ltd.)
- Hirotaka Yamamoto
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Low thermal expansive, electroconductive composite ceramics
- Patent number 4,098,725
- Issue date Jul 4, 1978
- Tokyo Denki Kagaku Kogyo Kabushiki Kaisha
- Hirotaka Yamamoto
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
EXTERNAL STRUCTURE AND ELECTRONIC APPARATUS
- Publication number 20140376182
- Publication date Dec 25, 2014
- Takuya Motoishi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONNECTION TERMINAL AND AC ADAPTER
- Publication number 20110058345
- Publication date Mar 10, 2011
- MITSUMI ELECTRIC CO., LTD.
- Masatoshi KURODA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRONIC MACHINE, CONNECTED MACHINE IDENTIFYING METHOD FOR ELECTR...
- Publication number 20080246581
- Publication date Oct 9, 2008
- SONY CORPORATION
- Kenji IRIE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Receptacle, plug, and connector apparatus
- Publication number 20080242149
- Publication date Oct 2, 2008
- MITSUMI ELECTRIC CO., LTD.
- Takeshi Konno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DC/DC converter including a zener diode having a substantially zero...
- Publication number 20050162872
- Publication date Jul 28, 2005
- Mitsumi Electric Co. Ltd.
- Masayuki Hirabayashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Hirotaka Yamamoto

Person

Patents Grantslast 30 patents

Connection terminal and AC adapter

Electronic machine, connected machine identifying method for electr...

DC/DC converter including a Zener diode having a substantially zero...

Adapter

Adapter

Map information display apparatus and traveling route display appar...

AC-DC adapter

Remote control device that transmits signals indicating termination...

Disc changing apparatus with error logging

Electric power source units

Electroconductive composite ceramics

Low thermal expansive, electroconductive composite ceramics

Patents Applicationslast 30 patents

EXTERNAL STRUCTURE AND ELECTRONIC APPARATUS

CONNECTION TERMINAL AND AC ADAPTER

ELECTRONIC MACHINE, CONNECTED MACHINE IDENTIFYING METHOD FOR ELECTR...

Receptacle, plug, and connector apparatus

DC/DC converter including a zener diode having a substantially zero...